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Tested: The Best Portable Air Compressors of 2023

We rigorously tested a slew of portable air compressors to see which one can best help you tackle almost any project with the pneumatic efficiency you deserve.

Headshot of Gannon BurgettTested by Gannon Burgett
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Car and Driver

Air compressors are the backbone of any well-equipped automotive garage or workshop. With the ability to power a range of tools from impact wrenches to spray guns or simply to inflate your tires, they're a must-have for any professional or DIY mechanic.

Modern portable air compressors may not be able to power heavy-duty pneumatic tools, but they're smaller and more portable than ever, making them extremely handy for light-duty projects, on-site jobs, and everyday inflation. However, the myriad options on the market today can be overwhelming.

This comprehensive breakdown details some of the best portable air compressors on the market. We analyzed every feature—from power and capacity to portability and noise levels—to determine the best of the best.


Our Top Picks

  • Six-Gallon Pancake Air Compressor

    Top Value

    Craftsman Six-Gallon Pancake Air Compressor

    $99 at Lowe's
    Read more
  • Six-Gallon Pancake Air Compressor

    Great Option

    DeWalt Six-Gallon Pancake Air Compressor

    Read more
  • Three-Gallon 1/3-HP Hot Dog Air Compressor

    Best Budget

    McGraw Three-Gallon 1/3-HP Hot Dog Air Compressor

    Read more
  • Eight-Gallon Horizontal Air Compressor

    Most Portable

    Goodyear Eight-Gallon Horizontal Air Compressor

    Read more
  • 4.6-Gallon Air Compressor

    Smallest Package

    California Air Tools 4.6-Gallon Air Compressor

    Read more


Our mission was clear: to sort through an ocean of models and uncover the portable air compressor that provides top-notch performance for automotive applications. While large industrial models provide the utmost power and performance, most of us will never bolt one of those to our garage floor.

For this test, we stuck with portable models that can be moved where you need them. We may have sacrificed some brute power, but we gained a ton of convenience.

Whether you're a seasoned pro looking to upgrade your garage or an enthusiastic home mechanic in need of your first compressor, we've got you covered.

What to Consider When Buying a Portable Air Compressor

Power Source

Either electricity or gasoline typically powers air compressors. Electric models are usually lighter, quieter, and easier to maintain, making them suitable for indoor use. However, gas-powered models provide powerful performance when electricity is unavailable, such as at remote job sites or during roadside emergencies.

Pressure and Volume

Pay attention to the pressure and volume of your prospective air compressor. These are measured in pounds per square inch (psi) and cubic feet per minute (cfm), respectively. Higher psi ratings allow you to inflate tires more quickly, while a higher cfm rating means the compressor can power more tools simultaneously.

Portability and Size

Portability and size are also essential factors to consider. If you only need a compressor for on-the-go uses like roadside tire inflation, consider a smaller handheld model. On the other hand, for intensive tasks such as powering pneumatic machinery in a workshop, you'll likely require a larger stationary unit. With one of the portable air compressors spotlighted here, you'll get the best of both worlds, with the ability to power small pneumatic power tools and pump up inflatables on the go.

Noise Level

Don't overlook the volume of the air compressor. Compressors can be surprisingly loud, and high noise levels can be damaging to your hearing (and bothersome to those around you). If you're using your compressor in a residential area or enclosed space, consider a quieter model to keep the peace and protect your ears.

Remember, no single air compressor is best for every task. The optimal choice for you depends on your individual needs and circumstances.

How We Tested Portable Air Compressors

We assembled and weighed each air compressor model, complete with attachments, then measured the time taken and maximum psi achieved to fill each one from empty to full. Testing the usable capacity, we filled each compressor to full capacity and disconnected the power. We then hooked up a 1/2-inch Craftsman impact wrench and proceeded to take off as many lug nuts as possible, ending when the usable capacity was depleted.

Finally, we assessed noise levels with a decibel meter, while ease of use, portability, and additional attachments were also taken into account to select the best portable air compressors.


Top Value

Craftsman Six-Gallon Pancake Air Compressor

Six-Gallon Pancake Air Compressor
Top Value

Craftsman Six-Gallon Pancake Air Compressor

$99 at Lowe's$169 at Amazon$173 at Walmart
Credit: Gannon Burgett

Craftsman's six-gallon pancake air compressor (CMEC6150) is nearly identical to the DeWalt model we tested, with only a few exceptions (such as the pressure dial being located below a dual-gauge setup). Other similarities include dual attachment points, rubber feet for reducing movement and sound, and a convenient handle for moving the unit around.

It has a tested max psi of 172, slightly better than the stated 165 psi, and a decibel level of 89, a decibel louder than the DeWalt. Like the DeWalt, the unit is lightweight at 29 pounds, but it has a nearly one-minute-slower time to fill the tank of 3 minutes, 21 seconds.

Also much like the DeWalt model, this air compressor provides respectable performance and represents good value for its price, making it a suitable choice for medium-duty applications.

Stated Max PSI165
Tested Max PSI172
Stated Capacity6 Gallons
Lug Nuts Removed35
Noise89 dBA
Great Option

DeWalt Six-Gallon Pancake Air Compressor

On Sale
Six-Gallon Pancake Air Compressor
Great Option

DeWalt Six-Gallon Pancake Air Compressor

Now 27% Off
Credit: Gannon Burgett

The DeWalt six-gallon pancake air compressor (DWFP55126) is an efficient choice for anyone who wants a balance between performance and portability. With a six-gallon tank, it boasted a max psi of 147—slightly lower than the stated 150 psi. The unit is relatively lightweight at 29 pounds, with a decibel level of 88 during operation.

It took approximately 2 minutes, 32 seconds to fully fill the tank, which is pretty impressive for its size. The handle on the top also made for easy transport, despite the lack of wheels. Overall, it's a solid option that balances features and compromises well. DeWalt also makes a battery-powered 2.5-gallon model nearly identical to this compressor but with a smaller tank—and a higher price.

Stated PSI Max150
Tested PSI Max147
Stated Capacity6 Gallons
Lug Nuts Removed33
Noise88 dBA
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Best Budget

McGraw Three-Gallon 1/3-HP Hot Dog Air Compressor

Three-Gallon 1/3-HP Hot Dog Air Compressor
Best Budget

McGraw Three-Gallon 1/3-HP Hot Dog Air Compressor

Now 14% Off
Credit: Gannon Burgett

Harbor Freight's McGraw hot-dog air compressor is ideal for those on a tight budget who still want the convenience of pneumatic power around the garage.

With a small three-gallon tank, this compressor is highly portable at only 15 pounds. However, despite being the lightest of the bunch, it's also the loudest on the list with a decibel level of 99. This could likely be reduced a bit by adding some quality rubber feet to the bottom of the compressor or setting it on a padded garage mat.

The tested max psi was 105—5 psi below the stated number. While this should be more than enough for filling up tires and less demanding pneumatic tools, it's worth noting this item will likely struggle with more powerful impact wrenches and more demanding tasks. It also took roughly four minutes to compress entirely, which is a bit slow considering this is one of the smaller tanks we tested.

Overall, given its smaller tank size and higher noise level, this compressor is best for small, intermittent tasks. But if you don't mind those trade-offs, it's hard to argue with its comparatively low price. If you want a little more capacity, Harbor Freight also has a McGraw eight-gallon hot-dog-style air compressor that hovers around $170.

Stated Max PSI110
Tested Max PSI105
Stated Capacity3 Gallons
Lug Nuts Removed5
Noise99 dBA
Most Portable

Goodyear Eight-Gallon Horizontal Air Compressor

Eight-Gallon Horizontal Air Compressor
Most Portable

Goodyear Eight-Gallon Horizontal Air Compressor

Credit: Gannon Burgett

The Goodyear eight-gallon air compressor is a fantastic choice for those looking for a quiet, potent compressor. Despite its large eight-gallon tank and 54-pound weight, the unit is quite portable, thanks to its integrated handle and wheels.

Our testing registered max psi of 130, just 5 psi short of its stated 135 psi max. Impressively, it has a decibel level of just 77, a relatively reasonable number considering it has a 1-hp motor attached to the top. The unit took approximately 3 minutes, 46 seconds to fill the tank, a respectable time considering the size of the motor and tank.

As a whole, this unit delivers, offering solid performance in a (relatively) quiet package that's surprisingly maneuverable given its size. As a bonus, it can be tilted to stand upright so it takes up less floor space when not in use.

Stated Max PSI135
Tested Max PSI130
Stated Capacity8 Gallons
Lug Nuts Removed19
Noise77 dBA
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Smallest Package

California Air Tools 4.6-Gallon Air Compressor

4.6-Gallon Air Compressor
Smallest Package

California Air Tools 4.6-Gallon Air Compressor

Credit: Gannon Burgett

The California Air Tools compressor (CAT-4610AC) offers superior performance with an emphasis on quiet operation. It has a 4.6-gallon tank and a running horsepower of one, which makes for a quick fill-up time of just 1 minute, 52 seconds.

During compression, it had an average volume of 83 decibels, which is reasonable given its 1-hp motor. It weighs 44 pounds and has an integrated handle, but it can be slightly awkward to carry at times, particularly if you're smaller-statured.

The tested max psi matched the stated 120 psi, and overall the unit was nice to use with the dual-gauge design and double outputs for powering two tools at once.

This compressor is an excellent option for those looking for a balance between performance and low noise levels in a relatively compact compressor.

Stated Max PSI120
Tested Max PSI120
Stated Capacity4.6 Gallons
Lug Nuts Removed12
Noise83 dBA
Best for Small Jobs

Senco One-Gallon Hot-Dog Air Compressor

On Sale
One-Gallon Hot-Dog Air Compressor
Best for Small Jobs

Senco One-Gallon Hot-Dog Air Compressor

Now 22% Off
Credit: Gannon Burgett

This cute little creature is the Senco PC1010 air compressor, a compact hot-dog-style air compressor ideal for small, precision tasks.

With a one-gallon tank, it's extremely lightweight and portable at only 20 pounds. It has a relatively quiet operation with a decibel level of 78 and takes roughly 2 minutes, 25 seconds to match the stated max psi of 135.

The wrap-around handle, combined with the unit's low weight, made the Senco easy to move around, and its compact size makes it simple enough to store. In fact, you could easily set it in a closet or even under a storage container to further cut down on the noise.

If you need a high-capacity model that'll allow you to work for an extended period before refilling, this isn't the one for you, as it powered the Craftsman half-inch impact driver for just shy of 10 seconds. Senco does make higher-capacity models, so those with more demanding tasks can simply scale up.

As it stands, this air compressor is perfect for those who require a compact and portable unit for light tasks.

Stated Max PSI135
Tested Max PSI135
Stated Capacity1 Gallon
Lug Nuts Removed4
Noise78 dBA
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Best for Big Jobs

Stealth 12-Gallon Quiet Compressor

12-Gallon Quiet Compressor
Best for Big Jobs

Stealth 12-Gallon Quiet Compressor

Credit: Gannon Burgett

The Stealth 12-gallon Quiet compressor (SAQ-11215) is designed for heavy-duty applications and has the largest capacity of the units we tested. It features a 12-gallon tank with a tested max psi of 138, which comes in 12 psi short of its stated max.

The unit weighs 88 pounds but is still manageable thanks to its wheels and handle. It operates at a relatively loud 94 decibels, the second loudest of the bunch—ironic, considering this compressor is marketed as a much quieter alternative to its competition. From empty to full, it took about 5 minutes, 36 seconds.

Its large capacity is nice and its psi is reasonable, but other options in this list are available with 12-gallon capacities and are either quieter and/or have a higher max psi (in some cases, both).

Stated Max PSI150
Tested Max PSI138
Stated Capacity12 Gallons
Lug Nuts Removed35
Noise94 dBA

How We Tested Portable Air Compressors

air compressor group shot
Gannon Burgett//Car and Driver

After putting together all of the air compressors, which consisted mainly of attaching various handles and wheels, we weighed each model, complete with all the attachments that came with it in the box.

We then measured how long it took each compressor to fill from entirely empty to completely full, taking note of how much time it took and how high the maximum psi was compared to the claimed max psi listed on each box. We tested the usable capacity by filling each compressor up to maximum capacity and disconnecting the power. We then attached a half-inch Craftsman pneumatic impact wrench—using an identical hose for each—and measured the amount of torqued lug nuts the compressor allowed us to remove.

We also tested noise level during compression with a decibel meter to see how the actual readings stacked up against manufacturer claims. Other details we noted throughout our testing included ease of use, portability, and any included attachments. These data points and subjective notes on all of these parameters helped us decide on the best portable air compressors.

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FAQs

dewalt air compressor gif of dials moving
Car and Driver

What type of air compressor is best for home use?

For most homeowners, a portable electric air compressor is sufficient. These are ideal for inflating tires, running smaller power tools, and performing DIY tasks around the house.

How much psi do I need in an air compressor?

The required psi depends on the tasks you intend to perform with your compressor. For inflating car tires, 90 to 100 psi should be enough. However, if you plan to use pneumatic tools, you'll likely need a compressor with a higher psi and volume rating.

What's the difference between a single-stage and a two-stage air compressor?

A single-stage air-compressor motor compresses air to its max pressure in one stroke, while a two-stage compressor does it in two. The latter is more efficient for heavy-duty applications. Two-stage compressors are typically found in industrial settings, while single-stage models are more common for residential use.

Do I need an oil-free air compressor?

Oil-free models are generally more user-friendly as they require less maintenance, making them a good choice for casual or infrequent use. However, they may not last as long or run as quietly as models that require oil.

Should I consider a compressor with a larger tank?

A larger tank doesn't necessarily mean a better compressor. Instead, consider the cfm and psi ratings, as these determine how many tools the compressor can power and how quickly it can perform tasks. A larger tank might be beneficial if you're running tools that require a constant supply of air for extended periods.

Can I use an air compressor to inflate any tire?

Most air compressors can inflate a variety of tires, including those used on everything from bicycles to trucks. However, it's crucial to check the maximum psi of the compressor and the recommended psi for the tire to ensure compatibility.

Why Trust Us

Hearst Autos combines the talent, resources, and expertise of three of the largest, most influential automotive publications in the world. The Gear Team has tested a wide variety of automotive products, parts, accessories, and gear, such as GPS trackers for cars, OBD2 scanners, and portable tire inflators. We get our hands on each and every product we test. Most are purchased; manufacturers supply some.

Hearst Autos doesn't need to game algorithms for traffic or promote lousy products to earn a buck. Instead, we're more concerned with our legacy, our reputation, and the trust our readers have in Autoweek, Car and Driver, and Road & Track to deliver honest opinions and expert evaluations.

Visit our Tested & Trusted page to see the very best in automotive gear. Read more about our product testing and evaluation process here.

From: Car and Driver
Headshot of Gannon Burgett
Gannon Burgett
Associate Testing Editor, Hearst Autos

Gannon Burgett loves cameras, cars, and coffee: a perfect combination for his Hearst Autos work. His byline has appeared in USA Today, Gizmodo, TechCrunch, Digital Trends, the Detroit Free Press, and more.

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